News Clip1:59
AFP News Agency

CLEAN : British tourists in Johannesburg desperate to fly home before travel ban

9th - Higher Ed
British tourists at the O.R. Tambo International Airport in Johannesburg are hoping to travel back to the UK before a travel ban introduced over the discovery of a new Covid-19 variant comes into effect (Footage by AFPTV via Getty Images)
Instructional Video4:59
Curated OER

How Do You Solve a Formula For a Variable?

8th - 9th
Given a formula, move the terms around to isolate a given variable. In this problem using the formula for perimeter, use the subtraction property of equality, and the division property of equality to move the terms from one side of the...
Instructional Video5:14
Curated OER

How Do You Solve a Decimal Equation Using Division?

8th - 9th
Use the division property of equality to isolate the variable. Then, do long division of decimal numbers to find the solution. Pay attention to moving the decimals. Don't forget to check the solution by plugging it back in to the...
Instructional Video
Sophia Learning

Sophia: Moving the Variable

9th - 10th
Demonstrated in this lesson is that a variable, like a number, has inverses; and what to do with those variables when they have coefficients. Students watch a video tutorial and then take an online quiz.
Instructional Video
Sophia Learning

Sophia: Solving Addition Equations: Lesson 4

9th - 10th
This lesson demonstrates how to use the correct format to find the value of a variable in an addition problem. It is 4 of 17 in the series titled "Solving Addition Equations."
Instructional Video
Sophia Learning

Sophia: Solving Addition Equations: Lesson 8

9th - 10th
This lesson demonstrates how to use the correct format to find the value of a variable in an addition problem. It is 8 of 17 in the series titled "Solving Addition Equations."
Instructional Video
Sophia Learning

Sophia: Solving Addition Equations: Lesson 9

9th - 10th
This lesson demonstrates how to use the correct format to find the value of a variable in an addition problem. It is 9 of 17 in the series titled "Solving Addition Equations."
Instructional Video
Sophia Learning

Sophia: Solving Addition Equations: Lesson 1

9th - 10th
This lesson demonstrates how to use the correct format to find the value of a variable in an addition problem. It is 1 of 17 in the series titled "Solving Addition Equations."
Instructional Video
Sophia Learning

Sophia: Variable in the Denominator: Lesson 7

9th - 10th
How to isolate a variable and solve for its value when the variable is in the denominator of a fraction is the operation discussed in this video. This lesson is 7 of 14 in the series titled "Variable in the Denominator."
Instructional Video
Sophia Learning

Sophia: Solving Addition Equations: Lesson 17

9th - 10th
This lesson demonstrates how to use the correct format to find the value of a variable in an addition problem. It is 17 of 17 in the series titled "Solving Addition Equations."
Instructional Video
Sophia Learning

Sophia: Moving the Variable: Lesson 10

7th - 8th
Demonstrated in this lesson is that a variable, like a number, has inverses; and what to do with those variables when they have coefficients. It is 10 of 14 in the series titled "Moving the Variable."
Instructional Video
Sophia Learning

Sophia: Moving the Variable: Lesson 3

7th - 8th
Demonstrated in this lesson is that a variable, like a number, has inverses; and what to do with those variables when they have coefficients. It is 3 of 14 in the series titled "Moving the Variable."
Instructional Video
Sophia Learning

Sophia: Moving the Variable: Lesson 4

7th - 8th
Demonstrated in this lesson is that a variable, like a number, has inverses; and what to do with those variables when they have coefficients. It is 4 of 14 in the series titled "Moving the Variable."
Instructional Video
Sophia Learning

Sophia: Moving the Variable: Lesson 5

7th - 8th
Demonstrated in this lesson is that a variable, like a number, has inverses; and what to do with those variables when they have coefficients. It is 5 of 14 in the series titled "Moving the Variable."
Instructional Video
Sophia Learning

Sophia: Moving the Variable: Lesson 9

7th - 8th
Demonstrated in this lesson is that a variable, like a number, has inverses; and what to do with those variables when they have coefficients. It is 9 of 14 in the series titled "Moving the Variable."
Instructional Video
Sophia Learning

Sophia: Moving the Variable: Lesson 1

7th - 8th
Demonstrated in this lesson is that a variable, like a number, has inverses; and what to do with those variables when they have coefficients. It is 1 of 14 in the series titled "Moving the Variable."
Instructional Video
Sophia Learning

Sophia: Multiple Variable Equations: Lesson 4

9th - 10th
In this lesson, the concept covered is that of solving for one or more than one variable in an equation. It is 4 of 9 in the series titled "Multiple Variable Equations."
Instructional Video
Sophia Learning

Sophia: Multiple Variable Equations: Lesson 5

9th - 10th
In this lesson, the concept covered is that of solving for one or more than one variable in an equation. It is 5 of 9 in the series titled "Multiple Variable Equations."
Instructional Video
Sophia Learning

Sophia: Multiple Variable Equations: Lesson 6

9th - 10th
In this lesson, the concept covered is that of solving for one or more than one variable in an equation. It is 6 of 9 in the series titled "Multiple Variable Equations."
Instructional Video
Sophia Learning

Sophia: Multiple Variable Equations: Lesson 7

9th - 10th
In this lesson, the concept covered is that of solving for one or more than one variable in an equation. It is 7 of 9 in the series titled "Multiple Variable Equations."
Instructional Video
Sophia Learning

Sophia: Multiple Variable Equations: Lesson 8

9th - 10th
In this lesson, the concept covered is that of solving for one or more than one variable in an equation. It is 8 of 9 in the series titled "Multiple Variable Equations."
Instructional Video
Sophia Learning

Sophia: Multiple Variable Equations: Lesson 1

9th - 10th
In this lesson, the concept covered is that of solving for one or more than one variable in an equation. It is 1 of 9 in the series titled "Multiple Variable Equations."
Instructional Video
Sophia Learning

Sophia: Multiplication and Division in Equations: Lesson 3

9th - 10th
This lesson will explore isolating a variable through multiplying by the inverse when the variable has a coefficient or divisor. It is 3 of 8 in the series titled "Multiplication and Division in Equations."
Instructional Video
Sophia Learning

Sophia: Multiplication and Division in Equations: Lesson 4

9th - 10th
This lesson will explore isolating a variable through multiplying by the inverse when the variable has a coefficient or divisor. It is 4 of 8 in the series titled "Multiplication and Division in Equations."